if 16 men can fill a field in 30 days . how many days does 20 take to fill the same field
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16 men= 30 days
20 men= (30 x 20) ÷ 16
=600÷16 = 300÷8
=150÷4
=75÷2
=37·5
20 men= (30 x 20) ÷ 16
=600÷16 = 300÷8
=150÷4
=75÷2
=37·5
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